HIFIVE1-VP/riscv.sc/src/sysc/platform.cpp

93 lines
2.4 KiB
C++
Raw Normal View History

////////////////////////////////////////////////////////////////////////////////
// Copyright 2017 eyck@minres.com
2017-09-22 11:23:23 +02:00
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy
// of the License at
2017-09-22 11:23:23 +02:00
//
// http://www.apache.org/licenses/LICENSE-2.0
2017-09-22 11:23:23 +02:00
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations under
// the License.
////////////////////////////////////////////////////////////////////////////////
/*
* simplesystem.cpp
*
* Created on: 17.09.2017
* Author: eyck@minres.com
*/
#include <sysc/SiFive/platform.h>
namespace sysc {
platform::platform(sc_core::sc_module_name nm)
: sc_core::sc_module(nm)
2017-10-04 10:31:11 +02:00
, NAMED(i_core_complex)
, NAMED(i_router, 10, 1)
, NAMED(i_uart0)
, NAMED(i_uart1)
, NAMED(i_spi)
, NAMED(i_gpio)
, NAMED(i_plic)
2017-10-04 10:31:11 +02:00
, NAMED(i_aon)
, NAMED(i_prci)
, NAMED(i_clint)
, NAMED(i_mem_qspi)
, NAMED(i_mem_ram)
, NAMED(s_clk)
2017-10-04 23:15:04 +02:00
, NAMED(s_rst)
, NAMED(s_global_int, 256)
, NAMED(s_core_int) {
2017-10-04 10:31:11 +02:00
i_core_complex.initiator(i_router.target[0]);
2017-09-22 11:23:23 +02:00
size_t i = 0;
for (const auto &e : e300_plat_map) {
i_router.initiator.at(i)(e.target->socket);
i_router.add_target_range(i, e.start, e.size);
i++;
}
2017-10-04 10:31:11 +02:00
i_router.initiator.at(i)(i_mem_qspi.target);
i_router.add_target_range(i, 0x20000000, 512_MB);
i_router.initiator.at(++i)(i_mem_ram.target);
i_router.add_target_range(i, 0x80000000, 128_kB);
i_uart0.clk_i(s_clk);
i_uart1.clk_i(s_clk);
i_spi.clk_i(s_clk);
i_gpio.clk_i(s_clk);
i_plic.clk_i(s_clk);
2017-10-04 10:31:11 +02:00
i_aon.clk_i(s_clk);
i_prci.clk_i(s_clk);
i_clint.clk_i(s_clk);
i_core_complex.clk_i(s_clk);
2017-10-04 10:31:11 +02:00
i_uart0.rst_i(s_rst);
i_uart1.rst_i(s_rst);
i_spi.rst_i(s_rst);
i_gpio.rst_i(s_rst);
i_plic.rst_i(s_rst);
2017-10-04 10:31:11 +02:00
i_aon.rst_i(s_rst);
i_prci.rst_i(s_rst);
i_clint.rst_i(s_rst);
i_core_complex.rst_i(s_rst);
i_clint.mtime_int_o(s_mtime_int);
i_clint.msip_int_o(s_msie_int);
2017-10-04 23:15:04 +02:00
i_plic.global_interrupts_i(s_global_int);
i_plic.core_interrupt_o(s_core_int);
SC_THREAD(gen_reset);
}
void platform::gen_reset() {
2017-10-04 10:31:11 +02:00
s_clk = 10_ns;
2017-09-22 11:23:23 +02:00
s_rst = true;
wait(10_ns);
2017-09-22 11:23:23 +02:00
s_rst = false;
}
} /* namespace sysc */